I am tried to upgrade my windows server 2008 r2 standard to Enterprise but i got the below error:

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation.  All rights reserved.


Deployment Image Servicing and Management tool
Version: 6.1.7600.16385
Error: 87

The online/get-currentedition option is unknown.
For more information, refer to the help by running DISM.exe /?.

The DISM log file can be found at C:\Windows\Logs\DISM\dism.log


Can anyone advice.

  • 4
    Add spaces between the different command line switches. C:\Users\Administrator>DISM /online /Get-currentEdition – Brian Dec 12 '14 at 11:13

You are missing spaces in your command. Review the syntax and try again.

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